// Copyright (C) 2015 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
es6id: 25.1.2.1
description: Property descriptor
info: |
    ES6 Section 17

    Every other data property described in clauses 18 through 26 and in Annex
    B.2 has the attributes { [[Writable]]: true, [[Enumerable]]: false,
features: [Symbol.iterator]
includes: [propertyHelper.js]
---*/

function Test() {
    var IteratorPrototype = Object.getPrototypeOf(
      Object.getPrototypeOf([][Symbol.iterator]())
    );

    assert.sameValue(typeof IteratorPrototype[Symbol.iterator], 'function');
    verifyNotEnumerable(IteratorPrototype, Symbol.iterator);
    verifyWritable(IteratorPrototype, Symbol.iterator);
}

// preheat
const NUMBER_OF_PREHEAT = 1;
for (let i = 0; i < NUMBER_OF_PREHEAT; i++) {
    Test();
}

ArkTools.jitCompileAsync(Test);
assert.sameValue(ArkTools.waitJitCompileFinish(Test), true, '[JIT] JIT disabled.');

// test
const NUMBER_OF_TEST = 1; // or 2
for (let i = 0; i < NUMBER_OF_PREHEAT; i++) {
    Test();
}
